ResourceBundleUtil.java |
1 /** 2 * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved. 3 * 4 * 5 * 6 * 7 * The contents of this file are subject to the terms of the Liferay Enterprise 8 * Subscription License ("License"). You may not use this file except in 9 * compliance with the License. You can obtain a copy of the License by 10 * contacting Liferay, Inc. See the License for the specific language governing 11 * permissions and limitations under the License, including but not limited to 12 * distribution rights of the Software. 13 * 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 17 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 20 * SOFTWARE. 21 */ 22 23 package com.liferay.util; 24 25 import com.liferay.portal.kernel.log.Log; 26 import com.liferay.portal.kernel.log.LogFactoryUtil; 27 28 import java.text.MessageFormat; 29 30 import java.util.Locale; 31 import java.util.ResourceBundle; 32 33 /** 34 * <a href="ResourceBundleUtil.java.html"><b><i>View Source</i></b></a> 35 * 36 * <p> 37 * This class provides a convenience routine named getString() that gets the 38 * value of a ResourceBundle key, but also provides the ability to perform 39 * search & replace on tokens within the value of the key. 40 * </p> 41 * 42 * @author Neil Griffin 43 */ 44 public class ResourceBundleUtil { 45 46 public static String getString( 47 ResourceBundle bundle, Locale locale, String key, Object[] args) { 48 49 String value = null; 50 51 if (bundle == null) { 52 if (_log.isErrorEnabled()) { 53 _log.error("Resource bundle is null"); 54 } 55 } 56 else { 57 58 // Get the value associated with the specified key, and substitute 59 // any arguuments like {0}, {1}, {2}, etc. with the specified 60 // argument values. 61 62 value = bundle.getString(key); 63 64 if (value == null) { 65 if (_log.isWarnEnabled()) { 66 _log.warn("No value found for key " + key); 67 } 68 } 69 else { 70 if ((args != null) && (args.length > 0)) { 71 MessageFormat format = new MessageFormat(value, locale); 72 73 value = format.format(args); 74 } 75 } 76 } 77 78 if (value == null) { 79 value = key; 80 } 81 82 return value; 83 } 84 85 private static Log _log = LogFactoryUtil.getLog(ResourceBundleUtil.class); 86 87 }